CN201180565Y - Variable air valve timing execution control device based on traditional engine - Google Patents
Variable air valve timing execution control device based on traditional engine Download PDFInfo
- Publication number
- CN201180565Y CN201180565Y CNU2008200664727U CN200820066472U CN201180565Y CN 201180565 Y CN201180565 Y CN 201180565Y CN U2008200664727 U CNU2008200664727 U CN U2008200664727U CN 200820066472 U CN200820066472 U CN 200820066472U CN 201180565 Y CN201180565 Y CN 201180565Y
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- CN
- China
- Prior art keywords
- belt pulley
- rotor
- variable valve
- oil duct
- edge face
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- Expired - Lifetime
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Abstract
The utility model discloses a variable valve timing executive control device based on a conventional engine, which comprises an engine; one end of a camshaft of the engine is connected with a variable valve timing executive device; a cylinder body of the engine is connected with a three-position four-way oil circuit control solenoid valve; an oil port of the solenoid valve is connected and communicated with an oil port of the variable valve timing executive device arranged on the shell body of the engine through oil pipes respectively. The device makes no modification to the cylinder body of the prior engine, thereby greatly saving improvement cost.
Description
Technical field
The utility model belongs to auto parts and components, is specifically related to a kind of Variable Valve Time and carries out control gear.
Background technique
Existing Variable Valve Time is carried out control gear and is extensive use of on new motor, and what it adopted is integrated morphology.Do not have corresponding techniques on the Variable Valve Timing for how realizing on the existing conventional engines, i.e. change to conventional engines can realize not quite again not reporting on the Variable Valve Time.Because the structural limitations of conventional engines is implemented Variable Valve Time thereon and is had any problem.
Summary of the invention
The purpose of this utility model is to provide a kind of and simply carries out control gear based on Variable Valve Time on the conventional engines, to address the above problem
The technical solution of the utility model is: carry out control gear based on Variable Valve Time on the conventional engines, it comprises motor, one end of engine cam connects the Variable Valve Time actuating device, connect 3-position 4-way oil circuit control electromagnetic valve on the cylinder body of motor, the hydraulic fluid port of solenoid valve is connected UNICOM by oil pipe with the hydraulic fluid port of Variable Valve Time actuating device on being located at motor body respectively.
This device is connected to the cylinder body main oil gallery by oil inlet pipe, machine oil enters in the control volume through oil inlet pipe from main oil gallery, again by electromagnetic valve oil circuit switch, reach control two oil circuit one open-one closes or all close, realize that the variable valve timing final controlling element moves to a direction, variable phase is carried out clockwise, is rotated counterclockwise or be motionless relatively when the another one oil circuit is connected, and camshaft and bent axle are relatively rotated, and reaches the purpose that changes port timing.It is not changed existing engine cylinder-body, saves reforming cost greatly.
Description of drawings
Fig. 1 the utility model Variable Valve Time is carried out the control gear schematic representation.
Fig. 2 Variable Valve Time actuating device I schematic representation.
Fig. 3 Variable Valve Time actuating device II schematic representation.
Embodiment
As shown in Figure 1, an end of engine cam 3 connects Variable Valve Time actuating device 20.Connect 3-position 4-way oil circuit control electromagnetic valve 21 on the cylinder body 2 of motor 1, the return opening that the filler opening of 3-position 4-way oil circuit control electromagnetic valve 21 connects oil inlet pipe 25,3-position 4-way oil circuit control electromagnetic valve 21 connects return tube 24.The control port of two four-ways (3-position 4-way) oil circuit control electromagnetic valve 21 is connected UNICOM by oil pipe 26,27 with the hydraulic fluid port that is located at the Variable Valve Time actuating device that engine cylinder covers respectively.
Variable Valve Time actuating device 20 can adopt different structural type according to different conventional engines camshafts.
As shown in Figure 2, based on the Variable Valve Time actuating device that axle journal is arranged on the engine cam.Offering oil duct 2-1,4-1 on the engine cylinder cover 2 can communicate with oil duct 5-1,6-1 on the camshaft 3-1.Establish rotor 8-1 among the belt pulley 7-1, rotor 8-1 is connected with camshaft 3-1 by bolt 9-1.Camshaft 3-1 front portion has axle journal 30-1.Axle journal 30-1 goes up and connects oil duct transition block 31.The end face of oil duct transition block 31 contacts with camshaft 3-1 pillow block end face.Offer oil duct 32 on the oil duct transition block 31, oil duct 32 communicates with oil duct 4-1.Be that the oil duct in the motor body, the oil duct in the camshaft communicate with the rotor oil duct by the oil duct transition block.Belt pulley 7-1 interior edge face connects internal baffle 12-1, and belt pulley 7-1 exterior edge face connects exterior siding 13-1, and exterior siding 13-1 connects end cap 14-1, establishes seal ring 18-1 between exterior siding 13-1 and the end cap 14-1.Between belt pulley 7-1 and the internal baffle 12-1 surface of contact, be provided with seal ring 15-1,16-1 between belt pulley 7-1 and the exterior siding 13-1 surface of contact.Internal baffle 12-1 is enclosed within on the camshaft 3-1 of motor, establishes seal ring 17-1 between the surface of contact of internal baffle 12-1 and camshaft 3-1.
As shown in Figure 3, promptly be the effect of sealing baffle based on internal baffle, be again to prevent that the belt axial float from playing the Variable Valve Time actuating device of defining baffle effect.Offering oil duct 2-2,4-2 on the engine cylinder cylinder cap 2 can communicate with oil duct 5-2,6-2 on the camshaft 3-2.Establish rotor 8-2 among the belt pulley 7-2, rotor 8-2 is connected with camshaft 3-2 by bolt 9-2.The interior edge face 10-2 of rotor 8-2 and belt pulley 7-2 interior edge face 11-2 are in same plane, and belt pulley 7-2 interior edge face connects internal baffle 12-2, and the diameter of internal baffle 12-2 is greater than the diameter of belt pulley 7-2.Belt pulley 7-2 exterior edge face connects exterior siding 13-2, and exterior siding 13-2 connects end cap 14-2, establishes seal ring 18-2 between exterior siding 13-2 and the end cap 14-2.Here be connected by bolt 19-2 between belt pulley 7-2 and exterior siding 13-2, the internal baffle 12-2.Between belt pulley 7-2 and the internal baffle 12-2 surface of contact, be provided with seal ring 15-2,16-2 between belt pulley 7-2 and the exterior siding 13-2 surface of contact.Internal baffle 12-2 is enclosed within on the camshaft 3-2 of motor, establishes seal ring 17-2 between the surface of contact of internal baffle 12-2 and camshaft 3-2.
Claims (5)
1, a kind of based on Variable Valve Time execution control gear on the conventional engines, it comprises motor, an end that it is characterized in that engine cam connects the Variable Valve Time actuating device, connect 3-position 4-way oil circuit control electromagnetic valve on the cylinder body of motor, the control port of solenoid valve is connected UNICOM by oil pipe with the hydraulic fluid port of Variable Valve Time actuating device on being located at the engine cylinder housing respectively.
2, carry out control gear based on Variable Valve Time on the conventional engines according to claim 1, it is characterized in that the Variable Valve Time actuating device comprises belt pulley, establish rotor in the belt pulley, establish blade on the rotor, belt pulley interior edge face, exterior edge face connect internal baffle, exterior siding respectively, exterior siding connects end cap, establish seal ring between exterior siding and the end cap, cavity between the internal chamber wall of belt pulley, rotor side surface and internal baffle interior edge face, the exterior siding interior edge face constitutes and the corresponding oil pocket of blade, establishes oil duct on the rotor and communicates with oil pocket respectively; Between belt pulley and the internal baffle surface of contact, be provided with seal ring between belt pulley and the exterior siding surface of contact, rotor is connected by bolt with the camshaft of motor, and the camshaft end is provided with the oil duct transition block, establishes oil duct in the oil duct transition block; Be provided with seal ring between the axial surface of contact of camshaft and internal baffle, the oil duct in the motor body, the oil duct in the camshaft communicate with the rotor oil duct by the oil duct transition block.
3, as described in claim 2, carry out control gear, it is characterized in that oil duct transition block and rotor are overall structures based on Variable Valve Time on the conventional engines.
4,, as described in the claim 2 based on the Variable Valve Time actuating device that connects on the conventional cam shaft, it is characterized in that oil duct transition block and rotor are two parts.
5, carry out control gear based on Variable Valve Time on the conventional engines according to claim 1, it is characterized in that the Variable Valve Time actuating device comprises belt pulley, establish rotor in the belt pulley, establish blade on the rotor, the belt pulley exterior edge face connects exterior siding, and exterior siding connects end cap, establish seal ring between exterior siding and the end cap, the interior edge face of rotor and belt pulley interior edge face are in same plane, and the belt pulley interior edge face connects internal baffle, and the diameter of internal baffle is greater than the diameter of belt pulley; Cavity between the internal chamber wall of belt pulley, rotor side surface and internal baffle interior edge face, the exterior siding interior edge face constitutes and the corresponding oil pocket of blade, and blade top is located in separately the oil pocket, establishes oil duct on the rotor and communicates with oil pocket respectively; Between belt pulley and the internal baffle surface of contact, be provided with seal ring between belt pulley and the exterior siding surface of contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200664727U CN201180565Y (en) | 2008-04-11 | 2008-04-11 | Variable air valve timing execution control device based on traditional engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200664727U CN201180565Y (en) | 2008-04-11 | 2008-04-11 | Variable air valve timing execution control device based on traditional engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201180565Y true CN201180565Y (en) | 2009-01-14 |
Family
ID=40250066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200664727U Expired - Lifetime CN201180565Y (en) | 2008-04-11 | 2008-04-11 | Variable air valve timing execution control device based on traditional engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201180565Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022153A (en) * | 2009-09-16 | 2011-04-20 | 日立汽车系统株式会社 | Valve timing control apparatus for internal combustion engine, and method of producing same |
| CN102606252A (en) * | 2011-01-20 | 2012-07-25 | 海马轿车有限公司 | Variable valve timing control system oil passage and timing cover for automobile engine |
-
2008
- 2008-04-11 CN CNU2008200664727U patent/CN201180565Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022153A (en) * | 2009-09-16 | 2011-04-20 | 日立汽车系统株式会社 | Valve timing control apparatus for internal combustion engine, and method of producing same |
| CN102606252A (en) * | 2011-01-20 | 2012-07-25 | 海马轿车有限公司 | Variable valve timing control system oil passage and timing cover for automobile engine |
| CN102606252B (en) * | 2011-01-20 | 2013-10-30 | 海马轿车有限公司 | Variable valve timing control system oil passage and timing cover for automobile engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090114 |